package com.itcam.codesheriff.judge.strategy;

import cn.hutool.json.JSONUtil;
import com.itcam.codesheriff.model.dto.question.JudgeCase;
import com.itcam.codesheriff.model.dto.question.JudgeConfig;
import com.itcam.codesheriff.model.dto.questionsubmit.JudgeInfo;
import com.itcam.codesheriff.model.entity.Question;
import com.itcam.codesheriff.model.enums.JudgeInfoMessageEnum;

import java.util.List;

/**
 * @author : Cammy.Wu
 * Description : 
 */

/**
 * Java程序的判题策略
 */
public class JavaLanguageJudgeStrategy implements JudgeStrategy {

    /**
     * 执行判题
     * @param judgeContext
     * @return
     */
    @Override
    public JudgeInfo doJudge(JudgeContext judgeContext) {
        JudgeInfo judgeInfo = judgeContext.getJudgeInfo();
        Long memory = judgeInfo.getMemory();
        Long time = judgeInfo.getTime();
        List<String> inputList = judgeContext.getInputList();
        List<String> outputList = judgeContext.getOutputList();
        Question question = judgeContext.getQuestion();
        List<JudgeCase> judgeCaseList = judgeContext.getJudgeCaseList();
        JudgeInfoMessageEnum judgeInfoMessageEnum = JudgeInfoMessageEnum.ACCEPT;
        JudgeInfo judgeInfoResponse = new JudgeInfo();
        judgeInfoResponse.setMemory(memory);
        judgeInfoResponse.setTime(time);
        // 先判断沙箱执行的结果输出数量是否和预期输出数量相等
//        if (outputList.size() != inputList.size()) {
//            judgeInfoMessageEnum = JudgeInfoMessageEnum.WRONG_ANSWER;
//            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
//            return judgeInfoResponse;
//        }
        // 判断每一题输出和预期输出是否相等
//        for (int i = 0; i < judgeCaseList.size(); i++) {
//            JudgeCase judgeCase = judgeCaseList.get(i);
//            if (!judgeCase.getOutput().equals(outputList.get(i))) {
//                judgeInfoMessageEnum = JudgeInfoMessageEnum.WRONG_ANSWER;
//                judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
//                return judgeInfoResponse;
//            }
//        }
        // 判断题目限制
        String judgeConfigStr = question.getJudgeConfig();
        JudgeConfig judgeConfig = JSONUtil.toBean(judgeConfigStr, JudgeConfig.class);
        Long memoryLimit = judgeConfig.getMemoryLimit();
        Long timeLimit = judgeConfig.getTimeLimit();
        if (memoryLimit < memory) {
            judgeInfoMessageEnum = JudgeInfoMessageEnum.MEMORY_LIMIT_EXCEEDED;
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;
        }
        //Java程序本身需要额外执行10秒钟
        long JAVA_PROGRAM_TIME_COST = 1000L;
        if ((time - JAVA_PROGRAM_TIME_COST) > timeLimit) {
            judgeInfoMessageEnum = JudgeInfoMessageEnum.TIME_LIMIT_EXCEEDED;
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;
        }
        judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
        return judgeInfoResponse;
    }
}
